El próximo verano 1 of 1 (será) muy caluroso.

Find an equation in standard form of the parabola that passes through (-2, 9), (-4, 5), and (1, 0)

Feedback is given with little or no reservation 1.supportive 2.high-monitoring 3.positive 4.low-monitoring ?

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?